Home / 2,895,970.90-3,996,439.80-1,606,820.50

Finding the Fourth Proportional to 2,895,970.90, 3,996,439.80 and 1,606,820.50

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Solution

The fourth proportional to 2,895,970.90, 3,996,439.80 and 1,606,820.50 is: 2,217,412.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,970.90 : 3,996,439.80 = 1,606,820.50 : x
  2. Step 2: Convert to fraction form
    2,895,970.90/3,996,439.80 = 1,606,820.50/x
  3. Step 3: Cross multiply
    2,895,970.90x = 3,996,439.80 × 1,606,820.50
  4. Step 4: Simplify right side
    2,895,970.90x = 6,421,561,397,655.90
  5. Step 5: Solve for x
    x = 6,421,561,397,655.90/2,895,970.90
  6. Step 6: Final answer
    x = 2,217,412.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.